The phrase 'emotion appears' is correct and usable in written English.
You can use it any time you want to express that an emotion is present, either in another person or in a situation. For example, "When she read the letter, emotion appeared on her face."
From fans, the overwhelming emotion appears to be healthy respect rather than devotion.
But the intensity of that emotion appears to have faded in Washington in the last several weeks as lawmakers moved closer to a vote and lobbying by the National Rifle Association and other groups intensified.
Thus, recognition of facially expressed emotion appears to rely heavily on these exogenous, or other-induced, visceral responses.
As with all Indian accounts of the emotions, the Buddhist conception of emotion appears in the context of the discussion about the role of cognition (vijñāna).
Surely it is possible to see at least some emotions as having a positive contribution to make to our moral lives, and indeed we have seen that the verdict of cognitive science is that a capacity for normal emotion appears to be a sine qua non for the rational and moral conduct of life.
Chronic activation of neurobiological systems involved in the regulation of stress and emotion appears to potentiate activation of the relevant neurotransmitters and neuroendocrinological systems.
The detonating qualities of strong emotion appear in several stories, but Wilson is equally preoccupied with the absurdity of his imagined modern world.
How could he fail to love someone so strangely and warmly particular, so painfully honest and self-aware, whose every thought and emotion appeared naked to view, streaming like charged particles through her changing expressions and gestures?
Yet comparable emotion appeared in The Times only in a half dozen large advertisements pleading for "ACTION -- NOT PITY!" They were from groups urging the rescue of Jews or the formation of an avenging Jewish army in Palestine.
These in turn would lead to differences in latency of activations or even the recruitment of different brain areas depending on where stimuli with facial expressions of emotion appear in the visual field.
Most importantly, the emotion session effects did not provide any evidence for the hypothesis that reactive control would increase under positive emotion; instead, positive emotion appeared to be associated with a weak shift toward proactive control, primarily observed as a block-based, or contextual, effect.
